Restore CaloCluster moments ENG_FRAC_MAX and FIRST_ENG_DENS to xAOD

ATLASRECTS-4079
This MR reverses one of the changes made in the AOD reduction TF (!1125) and restores the ENG_FRAC_MAX and FIRST_ENG_DENS to the xAOD. This is required since they are needed by tauCP.


Former-commit-id: 9d674afd2d0e152892e09f947209f3665ac3a11d

Calorimeter/CaloExample/CaloRecEx/share/CaloRecOutputItemList_jobOptions.py

@@ -89,8 +89,8 @@ AODMoments=[#"LATERAL"
             ,"SECOND_LAMBDA"
             ,"CENTER_MAG"
             ,"CENTER_LAMBDA"
-            #,"FIRST_ENG_DENS"
-            #,"ENG_FRAC_MAX" 
+            ,"FIRST_ENG_DENS"
+            ,"ENG_FRAC_MAX" 
             ,"ISOLATION"
             ,"ENG_BAD_CELLS"
             ,"N_BAD_CELLS"